Great Plains 1005NT Operator Manual - Manual (Page 30)

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Section 4 Troubleshooting
705 and 1005 End-Wheel No-Till Drill 150-213M 4/12/05
Great Plains Mfg., Inc.
Grain box not emptying evenly Certain models do not have the same number of seed cups between each divider
of bulkhead. The section with the larger number of cups will empty sooner.
Press wheel or openers plugging Consider field conditions. Drilling in damp or wet conditions will increase this prob-
lem.
Reduce down pressure on openers. Refer to Opener Down Pressure, “Adjust-
ments,” page 13.
Do not back up or allow drill to roll backward with openers in ground.
Check for trash or mud build-up on Seed-Lok wheels. Lock up wheels if neces-
sary. Refer to Seed-Lok, “Adjustments,” page 26.
Raising and lowering drill is rough or
uneven Lubricate wheel-arm-pivot casting. Refer to Lubrication, “Maintenance and
Lubrication,” page 29.
Check hydraulic fittings for leaks.
Check that hydraulic cylinders have been properly bled. Refer to Bleeding the
Hydraulics, “Preparation and Setup,” page 8.
When raising drill at the end of the field, extend cylinders fully to ensure cylinders
are rephased. Refer to Hydraulic Lift System, “Operation Instructions,” page 10.
Seed-cup sprockets locked up or seed-
cup-drive shaft twisted Check for foreign object lodged in seed-cup sprockets.
Check for dried liquid insecticide inside seed cups. Remove build up by disassem-
bling each seed cup and scraping foreign substance from turning surfaces.
Coulters not going deep enough Add weight to drill. Refer to Coulter Down Pressure, “Adjustments,” page 12.
Check cylinder depth stop. Refer to Coulter Depth, “Adjustments,” page 12.
Coulters and drill going to deep Remove weight from drill. Refer to Coulter Down Pressure, “Adjustments,” page
12.
Check cylinder depth stop. Refer to Coulter Depth, “Adjustments,” page 12.
Coulters or openers plugging in no-till
conditions Drill at a slight angle to the rows.
Chain Be sure retainer clip is facing opposite way of chain travel
Problem Solution